I think answer should be d. Please give me brainlest I hope this helps let me know if it’s correct or not okay thanks bye
Answer: Reconstruction
Explanation:
Reconstruction, in U.S. history, the period (1865–77) that followed the American Civil War and during which attempts were made to redress the inequities of slavery and its political, social, and economic legacy and to solve the problems arising from the readmission to the Union of the 11 states.